How do you simplify #\frac { 1- \frac { 1} { a - 3} } { 1+ \frac { 1} { a - 3} }#?
1 Answer
Dec 3, 2017
Explanation:
#"multiply numerator/denominator by "a-3#
#rArr(1-1/(a-3))/(1+1/(a-3))xx(a-3)/(a-3)#
#=(a-3-1)/(a-3+1)#
#=(a-4)/(a-2)#
